TWM470148U - Latch lock for aluminum door/window - Google Patents

Description

Aluminum door (window) latch lock

This creation is about an aluminum door (window) latch lock, which is mainly used in the opening and closing operation of the aluminum door (window). The main structural design of the plastic lock seat and the plastic handle makes the group more compact. It is easy, and it can greatly reduce the overall material cost, giving excellent industrial utilization and practical value.

According to the conventional aluminum door (window), in the opening and closing operation of the anti-theft, mainly on the side of the frame of the adjacent closed door (window), respectively, a buckle piece and a latch capable of being rotated The sheet is locked by the buckle piece to form a locking function, so that the aluminum door (window) cannot be opened, and after releasing the hooking relationship between the latch piece and the buckle piece, the aluminum door can be arbitrarily operated (window The opening and closing of the ).

However, the design of such latching pieces and clasps can achieve the function of closing the aluminum door (window), but because of its structure is too simple, and its latching piece only borrows a single plug and the frame of the aluminum door (window) The shaft set of the body pivot causes the stability of its operation to be poor, and it is easily deformed by the influence of external force, which is not ideal design.

In order to solve such problems, the industry has abandoned the design of the conventional latching piece, and developed a latching lock structure which is mainly designed with a base made of metal casting or aluminum extrusion. The use of the wings on both sides of the base and the aluminum door (window) frame to achieve a relatively stable relationship, so that the metal casting or crowded type a slightly semi-circular latching member, and a handle is formed at one end of the latching member, so that the handle can be easily manipulated to operate the latching member of the latching member, and the latching member is inserted by a shaft The shaft is disposed on the base, and is held by a spring hidden inside the base to maintain the state of the latching member. The latch lock formed by the base is configured by the base and the latch member to have an overall structure. Strength and durability can be greatly improved.

However, since the base of the latch lock and the bolting member are made of metal material, the overall material cost is very high, which is not conducive to the economic benefits of industrial utilization, and it is necessary to try to solve the improvement.

The aluminum door (window) latch lock of the present invention is mainly used to solve the problem of the production of the similar products of the prior art, and the design of the structure of the structure enables the utility to open and lock the aluminum door (window). In addition to the function, it further reduces the overall production of the product.

In order to reduce the production cost of the conventional aluminum door (window) latch lock, the present invention adopts a separate combination design of a metal latch bolt and a plastic grip for the latch member, and the design of the plastic lock seat. The use of the total forbidden materials is minimized, so that the metal latching pieces and the clasps can be used to obtain a stable hook-and-locking strength, thereby reducing the material cost thereof and reducing the overall production cost. By.

The aluminum door (window) latch lock of the present invention is configured by a combination of a plastic lock seat, a plastic grip and a metal latch piece, so as to maintain the combination of the latch lock and the aluminum door (window) frame. In addition to its solidity and strong lock-in performance, it is also based on the substantial reduction in its materials and production costs, giving excellent economic benefits to the industry.

(10)‧‧‧Plastic locks

(11) ‧‧‧Protruding

(12) ‧ ‧ wing

(13)‧‧‧Bolt holes

(14) ‧‧‧ empty slots

(15) ‧‧‧through holes

(16) ‧‧‧ concave slot

(17)‧‧‧Studs

(18)‧‧‧Limited film

(181)‧‧‧Slices

(19)‧‧‧Flexible parts

(20)‧‧‧Plastic grip

(21)‧‧‧ handle

(22)‧‧‧Axis

(23) ‧‧‧卡结体

(24)‧‧‧ bolts

(30)‧‧‧Latch clips

(31) ‧‧‧Locking Department

(40) ‧‧‧Frame

(41)‧‧‧ bolts

(50) ‧‧‧Frame

(51)‧‧‧Bucks

(25)‧‧‧ Rivets

Fig. 1 is a schematic exploded view showing the preferred embodiment of the present invention.

Fig. 2 is a diagram showing the state of implementation of the preferred embodiment of the present invention.

Fig. 3 is a partial structural view showing the preferred embodiment of the present invention in an unlocked state.

Fig. 4 is a partial structural view showing the preferred embodiment of the present invention in a locked state.

Figure 5 is a schematic diagram showing the structural relationship of the preferred embodiment of the present invention.

Figure 6 is a schematic diagram showing the structural relationship between the opening and closing of the preferred embodiment of the present invention.

Figure 7 is a schematic exploded view of another preferred embodiment of the present invention.

Figure 8 is a block diagram showing another preferred embodiment of the present invention.

Referring to the structural decomposition diagram of FIG. 1 , the implementation state reference diagram of FIG. 2 , the partial structure diagrams of FIGS. 3 and 4 , and the structural relationship diagrams of FIGS. 5 and 6 , a preferred embodiment of the present invention is illustrated. As shown, the aluminum door (window) latch of the present invention is locked in the structural design, and is mainly provided with a plastic lock seat (10), and a middle portion of the plastic lock seat (10) is provided with a protrusion portion (11). The two sides of the part (11) are extended to the lower wing portion (12), and the wing portion (12) is provided with a bolt hole (13) which is fixed by the bolt (41) to the aluminum door (window). The frame body (40) has a side position, and the inner side of the protrusion portion (11) is formed with an empty groove (14), and a through hole (15) is inserted through the hollow groove (14) at a center position of the protrusion portion (11). The peripheral edge of the through hole (15) is further provided with a concave groove (16) having a semicircular stroke, and a protrusion (17) is further disposed on the side of the inner groove (14) of the protrusion (11). The recess (14) is provided with a limiting piece (18) and an elastic member (19), so that the two ends of the elastic member (19) are respectively hooked on the protruding post (17) and the limiting piece (18). Convex Between the sheets (181), a plastic grip (20) is assembled from the outside of the through hole (15) of the protrusion (11), and the plastic grip (20) is provided with a shape suitable for hand grip manipulation. The shank (21) has one end as a shaft portion (22), and a non-circular engaging body (23) is protruded from the inner end of the shaft portion (22), and the engaging body (23) The metal latching piece (30) is inserted into an integral metal latching piece (30), and the plastic gripping piece (20) is integrally coupled with the metal latching piece (30). The metal latching piece (30) is provided with a vertical The inner curved locking portion (31), the inner end of the engaging body (23) of the plastic grip (20) is further disposed through the plastic locking seat (10), and the aforementioned limiting piece is arranged in the insertion portion (18) ), while the other bolt (24) is screwed to fix the set relationship of the limiting piece (18) and the plastic grip (20) engaging body (23), and the pulling stroke of the plastic grip (20) is Restricted by the concave groove (16) on the outer side of the through hole (15) of the plastic lock seat (10), so that it can only be rotated by 180 degrees, thereby forming the latch lock structure of the present invention; The original structure of the latch lock, in its use, must be fitted to the frame of another aluminum door (window) ( 50) a metal buckle piece (51) is mounted on the side of the buckle lock, so that the plastic handle (20) is driven to drive the metal latch piece (30) to be located on the metal buckle piece (51). The utility model can form a locking function on the aluminum door (window), so that the aluminum door (window) cannot be arbitrarily opened, and the operation of the plastic handle (20) drives the metal latch piece (30) to rotate away from the metal buckle piece (51). Reverting to the unlocked state, allowing it to freely open the aluminum door (window); see also Figures 7 and 8 for another preferred embodiment of the present invention, as shown in the figure, which mainly discards the aforementioned implementation For example, the design of the inner end engaging body (23) locking bolt of the shaft portion (22) of the plastic grip (20) is changed to the inner end of the shaft portion (22). The end portion of the engaging body (23) is provided with a stud column (25) which can be formed in the mold before the plastic grip (20) is injection molded, and the ring groove formed by the outer edge of the end portion is formed. (Unlabeled) when the plastic grip (20) is injection molded, it is integrally embedded in the inner end of the engaging body (23), so that the engaging body (23) of the plastic grip (20) is passed through the plastic lock seat. (10) After inserting and inserting the limiting piece (18), the end of the stud (25) is riveted to the limit engaging body (23) and the limiting piece by means of punching and riveting the stud (25). (18) The group relationship has become another type of configuration of the creation; and the design of the latch lock structure of this creation, in addition to the function of opening and blocking the expected aluminum door (window), In addition to the metal clasps and metal latches used to maintain the latching strength, the main assembly members and the operating members are made of plastic materials and plastic grips, so the overall material cost and production cost are On the other hand, substantial reductions will be achieved, which will give better economic benefits to the industry; summarizing the above description, the aluminum door (window) latch lock of this creation is composed of structures. The design not only maintains the stability and firm locking performance of its latch lock and aluminum door (window) frame, but also greatly reduces the material and production cost, and gives excellent industrial economic benefits. Effectively solve the problems and lacks of the use of similar products in the industry. On the whole, honesty is an excellent and outstanding innovative design, and patent applications are filed according to law.

(10)‧‧‧Plastic locks

(11) ‧‧‧Protruding

(12) ‧ ‧ wing

(13)‧‧‧Bolt holes

(15) ‧‧‧through holes

(16) ‧‧‧ concave slot

(18)‧‧‧Limited film

(181)‧‧‧Slices

(19)‧‧‧Flexible parts

(20)‧‧‧Plastic grip

(21)‧‧‧ handle

(22)‧‧‧Axis

(23) ‧‧‧卡结体

(24)‧‧‧ bolts

(30)‧‧‧Latch clips

Claims (5)

An aluminum door (window) latch lock mainly comprises: a plastic lock seat disposed at a predetermined side position of the aluminum door (window) frame body, wherein the middle portion is provided with a protrusion portion on both sides of the protrusion portion The extension is set to a lower wing portion, and a bolt hole is fixed in the wing portion, and an inner space is formed in the inner side of the protrusion portion, and a through hole is formed in the center of the protrusion portion through the empty slot. A bracket is further disposed on one side of the slot, and a limiting piece and an elastic member are further disposed in the slot, so that the two ends of the elastic member are respectively hooked between the protruding column and the protruding piece extending from the limiting piece; a plastic handle, which is provided with a handle handle suitable for hand grip, and one end of the handle is a shaft portion, and a latch body is convexly disposed at an inner end of the shaft portion, and the clip body is inserted through another The metal latching piece is inserted from the through hole of the plastic locking seat, and the inner end of the engaging body is integrated with the limiting piece built in the plastic locking seat hollow; and a metal latch piece is obtained with the plastic handle sleeve The plug is combined into an integrated linkage relationship, and a curved curved locking portion is formed on one side; the aluminum door is formed accordingly ) Latches latch, is the plastic handle to pull the switch to drive the metal cleat exercise open, latch operator. The aluminum door (window) latch lock according to claim 1, further comprising a set of metal clips disposed at opposite side positions of the other aluminum door (window) frame. Aluminum door (window) according to item 1 of the patent application scope The latching lock, wherein the engaging body of the plastic grip shaft portion is in a non-circular shape, and the cymbal can be integrally connected with the metal latching piece and the limiting piece. The aluminum door (window) latch lock according to claim 1, wherein the inner end of the engaging portion of the plastic grip shaft portion is fixed by a bolt to fix the limiting piece and the engaging body. Set of related parties. The aluminum door (window) latch lock according to claim 1, wherein the outer periphery of the through hole of the plastic lock seat further has a concave groove with a semicircular stroke.